heard的原型是什么,heard和say为啥有一个是过去式?

是一般现在时 。
vt. 听到,听;听说;审理
【heard的原型是什么,heard和say为啥有一个是过去式?】vi. 听;听见
Did you hear the clock strike?
你听见钟响了吗?
Let me hear it just once more.
让我再听一遍 。
Didn't you hear what I said?
难道你没有听到我的话?
Didn't you hear all the shouting?
你难道没有听到那一片叫喊声?

heard的原型是什么,heard和say为啥有一个是过去式?

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heard和say为啥有一个是过去式?
heard与say这两个英语单词中heard是过去式,它的原形是hear,意思是“听到” 。如:He heard someone singing in the next room just now. 他刚刚听到有人在隔壁房间唱歌 。
say是一个动词原形,意思是“说”,它是一个不规则动词,过去式是said 。如:He said good night.